Home / 4,903.80-6,767.16-2,665.73

Finding the Fourth Proportional to 4,903.80, 6,767.16 and 2,665.73

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Solution

The fourth proportional to 4,903.80, 6,767.16 and 2,665.73 is: 3,678.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.80 : 6,767.16 = 2,665.73 : x
  2. Step 2: Convert to fraction form
    4,903.80/6,767.16 = 2,665.73/x
  3. Step 3: Cross multiply
    4,903.80x = 6,767.16 × 2,665.73
  4. Step 4: Simplify right side
    4,903.80x = 18,039,397.84
  5. Step 5: Solve for x
    x = 18,039,397.84/4,903.80
  6. Step 6: Final answer
    x = 3,678.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.